fixes
Iniital ping implementation
Improvements on PingAdmin
More improvements on PIngAdmin
Added support for filtering by state
Fixed change permissions on ping and state
Add ping plots
Cosmetics
Fix #115 (related #147) firmware workflow.
Added wrap_admin_view on ping admin views
Added deleted controller/apps/state/actions.py
cosmetics
More mini improvements
Added confine-install url on the description of the usb plugin
Migrations for baseimage default file
kargs->kwargs
damm bugs with misspelled kwargs :(
Fixed Bug #159 firmware image is not compressed
Crypt firmware root password stored at DB
Merge branch 'firmware.workflow' of git.confine-project.eu:confine/controller into firmware.workflow

Conflicts:
	controller/apps/firmware/actions.py
	controller/apps/firmware/templates/admin/firmware/generate_build.html